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I'm a Senior Full-Stack & Mobile Developer with 6+ years of experience specializing in Flutter, Android (Kotlin/Java), iOS (Swift), and modern web technologies — JavaScript, React, Node.js, Laravel/PHP — with strong expertise in AI, automation, and e-commerce to build scalable, high-performance digital products across mobile, web, and cloud. What I Offer ✅ Mobile Apps – Flutter & React Native cross-platform apps, plus native Android (Kotlin/Jetpack Compose) & iOS (Swift/SwiftUI), with published apps live on Play Store & App Store ✅ Web Development & Design – Responsive, fast-loading websites and full-stack platforms with React, Next.js, Vue.js & modern UI ✅ WordPress & Shopify – Custom themes, plugins, Elementor, WooCommerce stores & Shopify customization built to convert ✅ APIs & Backend Systems – REST, GraphQL & microservices with Node.js, Laravel, Django, FastAPI, .NET ✅ AI & ML Solutions – Custom chatbots, AI agents, RAG systems, NLP & LLM integrations (OpenAI, Anthropic, LangChain) ✅ Automation & Web Scraping – Python bots, data extraction (Playwright/Selenium), workflow pipelines (n8n, Zapier, Make) ✅ Databases – MySQL, PostgreSQL, MongoDB & Redis: schema design, optimization & migrations ✅ Cloud & DevOps – AWS, GCP, Docker, Kubernetes, CI/CD & serverless deployments Tech Stack Mobile: Flutter, React Native, Swift/SwiftUI (iOS), Kotlin & Java (Android), Firebase, Supabase, PWA Languages: JavaScript/TypeScript, Dart, PHP, Python, Java, Kotlin, Swift, C# Frontend: React, Next.js, Vue.js, Angular, Tailwind CSS, HTML5/CSS3 Backend: Node.js, NestJS, Laravel, Django, FastAPI, .NET CMS & E-Commerce: WordPress, WooCommerce, Elementor, Shopify (Liquid) Databases: MySQL, PostgreSQL, MongoDB, Redis Cloud & DevOps: AWS, GCP, Docker, Kubernetes, CI/CD, serverless AI & ML: OpenAI & Anthropic APIs, LangChain, PyTorch, TensorFlow, Scikit-learn Why Work With Me? ✔ 6+ years shipping mobile, web & AI products — with apps you can download and try today ✔ End-to-end ownership: idea → design → development → testing → deployment → scaling ✔ Clean, documented code with handover docs, so your project stays maintainable ✔ Clear communication, honest timelines & a focus on real business results Let's build your next app, website, or AI solution — message me and you'll have a clear plan within hours!

I'm a Software Engineer with more than 3 years experience designing Data Science based solutions and delivering Full Stack Web Apps. Github: https://github.com/Hussien-Sayed Zindi: https://zindi.africa/users/Hussien/ Skills: - Full Stack Development [MERN Stack] - Data analysis with python [ Numpy - Pandas - Matplotlib - Seaborn ]. - Dashboard design [ PowerBI - Tableau - Excel - Looker Studio ]. - Web scraping [ Bs4 - Selenium - Scrapy ]. - Data analysis with Excel. - Excel Automation / UDFs / Macros [ VBA ]. - Statistical modeling. - Statistical Testing. - Deep learning [ Pytorch - Tensorflow ]. - Generative modeling. - Graph Neural Networks. - Computer Vision. - RAG Pipelines. Programming Languages: - Python - JS - HTML / CSS - SQL - Power Query - VBA - C/C++ - Matlab - Assembly Achievements: - Ranked (7th place out of 323 participants) in Cryptocurrency Price Forecasting Competition at Zindi. - Ranked (9th place out of 186 participants) in UmojaHack 2022 Monthly Insurance Challenge at Zindi.

I’m a backend developer and DevOps-oriented problem solver with experience building production-ready systems, automation tools, data pipelines, and game server infrastructure. I work with Java/Spring Boot, SQL, Python, Linux servers, Docker, Ansible, monitoring tools, and modern web stacks. I can help with API development, database design, infrastructure setup, automation scripts, performance debugging, data analysis, and technical problem-solving across full-stack projects. My focus is practical: clean code, reliable systems, clear communication, and solutions that actually work outside the demo environment.

Hi, I'm Sambit, a Full-Stack & AI Engineer with 5+ years of experience building modern web applications, AI-powered solutions, and scalable software products. I specialize in developing end-to-end applications—from intuitive frontend interfaces to robust backend systems and AI integrations. Whether it's a SaaS platform, an AI workflow, an internal business tool, or a custom web application, I focus on building fast, secure, and scalable solutions that solve real business problems. My expertise spans modern frontend development with React and Next.js, backend development using Node.js and PostgreSQL, and AI-powered applications using LLMs, AI agents, RAG, workflow automation, and API integrations. I enjoy turning complex ideas into production-ready products that deliver measurable business value.

AI/ML Engineer with experience building production-ready AI applications, multimodal processing workflows, and large-scale automation systems. Experienced across the full lifecycle of AI products — from data collection and experimentation to deployment, monitoring, and long-running production operation. Main areas of work include LLM applications, Retrieval-Augmented Generation (RAG), AI agents, multimodal AI systems, OCR/document understanding, machine learning pipelines, backend engineering, ETL infrastructure, and large-scale data automation. Focused on maintainability, observability, scalability, and pragmatic engineering decisions designed for real-world operational environments.